---> uname -a: Linux de7872d383aa 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.4G 43.6G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-308 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_PR-308@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 642 75 0 1119 1089 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/30/20 _x86_64_ (4 CPU) 20:53:01 LINUX RESTART 20:54:01 tps rtps wtps bread/s bwrtn/s 20:55:01 13.04 0.00 13.04 0.00 2507.21 20:56:01 0.83 0.00 0.83 0.00 11.77 20:57:01 0.62 0.00 0.62 0.00 6.71 20:58:01 0.62 0.00 0.62 0.00 7.93 20:59:01 59.70 50.85 8.85 3461.92 4087.60 Average: 14.97 10.17 4.79 692.64 1324.56 20:54:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:55:01 186348 1695956 90.10 2620 1170404 922008 31.46 446968 1092384 16 20:56:01 186228 1696076 90.11 2620 1170408 894348 30.51 448832 1091208 8 20:57:01 185728 1696576 90.13 2620 1170416 894420 30.52 449284 1091208 8 20:58:01 187168 1695136 90.06 2620 1170416 894228 30.51 450656 1088636 8 20:59:01 75024 1807280 96.01 2620 1227188 1101668 37.59 491964 1154048 114700 Average: 164099 1718205 91.28 2620 1181766 941334 32.12 457541 1103497 22948 20:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:55:01 eth0 38.81 25.04 7.94 103.99 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 eth0 1.17 0.42 0.34 0.21 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 eth0 0.87 0.67 0.53 0.40 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 eth0 0.87 0.18 0.21 0.01 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 98.98 83.49 2323.98 8.97 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.15 21.97 466.77 22.72 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/30/20 _x86_64_ (4 CPU) 20:53:01 LINUX RESTART 20:54:01 CPU %user %nice %system %iowait %steal %idle 20:55:01 all 0.50 0.00 0.15 0.00 0.06 99.29 20:55:01 0 0.30 0.00 0.17 0.00 0.05 99.48 20:55:01 1 1.02 0.00 0.15 0.00 0.08 98.75 20:55:01 2 0.25 0.00 0.08 0.00 0.07 99.60 20:55:01 3 0.45 0.00 0.20 0.00 0.05 99.30 20:56:01 all 0.21 0.00 0.07 0.00 0.02 99.70 20:56:01 0 0.08 0.00 0.05 0.00 0.02 99.85 20:56:01 1 0.58 0.00 0.12 0.00 0.02 99.28 20:56:01 2 0.08 0.00 0.05 0.00 0.03 99.83 20:56:01 3 0.12 0.00 0.05 0.00 0.02 99.82 20:57:01 all 0.15 0.00 0.04 0.00 0.03 99.78 20:57:01 0 0.07 0.00 0.03 0.00 0.05 99.85 20:57:01 1 0.42 0.00 0.05 0.00 0.03 99.50 20:57:01 2 0.03 0.00 0.03 0.00 0.03 99.90 20:57:01 3 0.07 0.00 0.05 0.00 0.02 99.87 20:58:01 all 0.07 0.00 0.06 0.00 0.02 99.85 20:58:01 0 0.05 0.00 0.05 0.00 0.02 99.88 20:58:01 1 0.07 0.00 0.10 0.00 0.00 99.83 20:58:01 2 0.08 0.00 0.05 0.00 0.02 99.85 20:58:01 3 0.07 0.00 0.03 0.00 0.03 99.87 20:59:01 all 2.05 0.00 1.01 0.80 0.39 95.75 20:59:01 0 1.71 0.00 1.01 0.00 0.29 97.00 20:59:01 1 1.72 0.00 1.02 0.47 0.44 96.35 20:59:01 2 2.56 0.00 1.07 1.67 0.45 94.24 20:59:01 3 2.21 0.00 0.97 1.02 0.40 95.40 Average: all 0.59 0.00 0.27 0.16 0.11 98.88 Average: 0 0.44 0.00 0.26 0.00 0.08 99.22 Average: 1 0.76 0.00 0.29 0.09 0.11 98.74 Average: 2 0.60 0.00 0.26 0.33 0.12 98.69 Average: 3 0.58 0.00 0.26 0.20 0.10 98.85